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VW Code 29723

29723 Description And Summary :

The instrument cluster alerts the driver to the fault exhaust bank 4, sensor 1, electrical error in the electric circuit it can suddenly lead to a significantly more data bus powertrain, missing messages from steering wheel electronics (j527) or change linear oxygen sensor exhaust bank 4 / pump current, short to b+ is the final reason of the code.

29723 Possible Causes:

29723 vw fault code may be caused by one or more of the following:

  • Engine Oil Temperature Sensor Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Reverse Input Circuit
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Cold Start Injector 1 Malfunction

What To Check After Fixing 29723 Code

  • Inspect all the connections reductant injection valve bank 1 unit 2, circuit high
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range